Delta Ursae Minoris
Star
>
Delta Ursae Minoris, Latinized from δ Ursae Minoris, formally named Yildun, is a white-hued star in the northern circumpolar constellation of Ursa Minor, forming the second star in the bear's tail. It is visible to the naked eye with an apparent... Wikipedia
Spectral type: A1 Van
Magnitude: 4.36
Distance to Earth: 172.2 light years
Surface temperature: 9,911 K
Luminosity: 47.77 L☉
Radius: 1.2104 million mi
Mass: 4.674 × 10^30 kg (2.35 M☉)
Show more
Show less